126
NOTE: Do not disassemble these assemblies
unless service is required. If disassembled, second-
ary gear sets will have to be reset for backlash and
gear contact (see Servicing Center Crankcase Com-
ponents sub-section).
4. Remove one cap screw from the right-side crankcase
and eight cap screws from the left-side crankcase; then
using a rubber mallet, separate the crankcase halves
leaving all components in the right-side case. Account
for a thrust washer on the crankshaft and flat washers
on gear shift shaft, countershaft, and reverse idler. Note
the location of two alignment pins.
GZ454A
GZ272B
Disassembling Crankcase
Half
NOTE: For steps 1-8, refer to illustration GZ474A.
GZ474A
NOTE: To aid in installing, it is recommended the
assemblies are kept together and IN ORDER.
1. Support the right-side crankcase assembly on suit-
able support blocks; then carefully remove the crank-
shaft assembly (A) from the crankcase.
GZ298
2. Remove the snap ring securing the water pump drive
idler (B) to the idler shaft; then remove the drive
idler.
GZ299A
3. Remove the snap ring securing the water pump idler
shaft (C) in the crankcase; then remove the shaft and
bearings.
GZ463A
4. Remove the snap ring securing the oil pump driven
gear (D) to the oil pump driveshaft; then remove the
gear. Account for a drive pin and washer.